Finding the Fourth Proportional to 10,622.34, 15,927.57 and 9,423.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,622.34 : 15,927.57 = 9,423.27 : x
2. Step 2: Convert to fraction form
   10,622.34/15,927.57 = 9,423.27/x
3. Step 3: Cross multiply
   10,622.34x = 15,927.57 × 9,423.27
4. Step 4: Simplify right side
   10,622.34x = 150,089,792.55
5. Step 5: Solve for x
   x = 150,089,792.55/10,622.34
6. Step 6: Final answer
   x = 14,129.64